What Is Digital Throttle & Shift (DTS)?

If you are looking at a modern Mercury repower you will run into DTS. Here is what it actually is and why it changes the quote.

Cables vs. wires

Traditional controls use physical push-pull cables running from the throttle lever to the engine. Digital Throttle & Shift replaces those cables with an electronic signal: the control head reports your lever position and the engine's computer acts on it.

What you notice

Shifting. Gear changes become a quiet, consistent click instead of a mechanical clunk.
Throttle feel. Smooth and precise, with no cable friction, slop or stiffness — and it does not degrade as cables age.
No cable maintenance. Nothing to stretch, bind, corrode or periodically adjust.
Multi-engine sync. On twins and triples, all engines respond identically from one lever.

What DTS unlocks

Because the throttle is already electronic, DTS is the foundation for features that cables cannot support — joystick piloting, Skyhook station keeping, autopilot integration and advanced trim and launch control. If any of those are on your wish list now or later, DTS is a prerequisite.

What it means for your repower

This is the important part. Moving from a cable-controlled engine to DTS is not just an engine swap — it requires compatible DTS control heads, the harness and usually new gauges or a compatible display. That is real additional cost on top of the engine, and it is the most common reason a repower quote comes in above a customer's first guess.

Is it worth it?

On a larger boat, a multi-engine setup, or any boat where you want joystick control, it is usually an easy yes. On a simple single-engine runabout where a cable system works fine, it is a genuine choice rather than an obvious upgrade.

We will price both ways

Ask us to quote your repower with and without DTS so you can see the real difference. Call (951) 299-8024.

Frequently Asked Questions

What is Digital Throttle and Shift?

DTS is Mercury's electronic control system. Instead of physical push-pull cables running from the throttle lever to the engine, the control head sends an electronic signal that the engine's computer acts on, giving smoother shifting and more precise throttle control.

Is DTS better than mechanical controls?

DTS gives quieter shifting, smoother throttle response that does not degrade as cables age, no cable maintenance, and identical response across multiple engines. It is also required for joystick piloting and similar features. On a simple single-engine boat with healthy cables, mechanical controls still work perfectly well.

Does switching to DTS cost extra on a repower?

Yes. Moving from cables to DTS requires compatible control heads, a harness and usually new gauges or a display, which is additional cost beyond the engine itself. It is the most common reason a repower quote exceeds a customer's first estimate.